From 5a5cae59f4f65ddd82b0af18c22d043a6c57bbfe Mon Sep 17 00:00:00 2001
From: Doron Behar <doron.behar@gmail.com>
Date: Fri, 15 Aug 2025 01:35:02 +0300
Subject: [PATCH] gnuradio: set QT_PLUGIN_PATH in preCheck only for gr-qtgui

---
 pkgs/applications/radio/gnuradio/shared.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/applications/radio/gnuradio/shared.nix b/pkgs/applications/radio/gnuradio/shared.nix
index f0f712e8a916..0488393bc989 100644
--- a/pkgs/applications/radio/gnuradio/shared.nix
+++ b/pkgs/applications/radio/gnuradio/shared.nix
@@ -126,6 +126,8 @@ in
   preCheck = ''
     export HOME=$(mktemp -d)
     export QT_QPA_PLATFORM=offscreen
+  ''
+  + lib.optionalString (hasFeature "gr-qtgui") ''
     export QT_PLUGIN_PATH="${qt.qtbase.bin}/${qt.qtbase.qtPluginPrefix}"
   '';